gri3-wm/include/con.h

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#ifndef _CON_H
#define _CON_H
/**
* Create a new container (and attach it to the given parent, if not NULL).
* This function initializes the data structures and creates the appropriate
* X11 IDs using x_con_init().
*
*/
Con *con_new(Con *parent);
/**
* Sets input focus to the given container. Will be updated in X11 in the next
* run of x_push_changes().
*
*/
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void con_focus(Con *con);
/**
* Returns true when this node is a leaf node (has no children)
*
*/
bool con_is_leaf(Con *con);
/**
* Returns true if this node accepts a window (if the node swallows windows,
* it might already have swallowed enough and cannot hold any more).
*
*/
bool con_accepts_window(Con *con);
/**
* Gets the output container (first container with CT_OUTPUT in hierarchy) this
* node is on.
*
*/
Con *con_get_output(Con *con);
/**
* Gets the workspace container this node is on.
*
*/
Con *con_get_workspace(Con *con);
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/**
* Searches parenst of the given 'con' until it reaches one with the specified
* 'orientation'. Aborts when it comes across a floating_con.
*
*/
Con *con_parent_with_orientation(Con *con, orientation_t orientation);
/**
* Returns the first fullscreen node below this node.
*
*/
Con *con_get_fullscreen_con(Con *con);
/**
* Returns true if the node is floating.
*
*/
bool con_is_floating(Con *con);
/**
* Checks if the given container is either floating or inside some floating
* container. It returns the FLOATING_CON container.
*
*/
Con *con_inside_floating(Con *con);
/**
* Returns the container with the given client window ID or NULL if no such
* container exists.
*
*/
Con *con_by_window_id(xcb_window_t window);
/**
* Returns the container with the given frame ID or NULL if no such container
* exists.
*
*/
Con *con_by_frame_id(xcb_window_t frame);
/**
* Returns the first container below 'con' which wants to swallow this window
* TODO: priority
*
*/
Con *con_for_window(Con *con, i3Window *window, Match **store_match);
/**
* Returns the number of children of this container.
*
*/
int con_num_children(Con *con);
/**
* Attaches the given container to the given parent. This happens when moving
* a container or when inserting a new container at a specific place in the
* tree.
*
* ignore_focus is to just insert the Con at the end (useful when creating a
* new split container *around* some containers, that is, detaching and
* attaching them in order without wanting to mess with the focus in between).
*
*/
void con_attach(Con *con, Con *parent, bool ignore_focus);
/**
* Detaches the given container from its current parent
*
*/
void con_detach(Con *con);
/**
* Updates the percent attribute of the children of the given container. This
* function needs to be called when a window is added or removed from a
* container.
*
*/
void con_fix_percent(Con *con);
/**
* Toggles fullscreen mode for the given container. Fullscreen mode will not be
* entered when there already is a fullscreen container on this workspace.
*
*/
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void con_toggle_fullscreen(Con *con);
/**
* Moves the given container to the currently focused container on the given
* workspace.
* TODO: is there a better place for this function?
*
*/
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void con_move_to_workspace(Con *con, Con *workspace);
/**
* Returns the orientation of the given container (for stacked containers,
* vertical orientation is used regardless of the actual orientation of the
* container).
*
*/
int con_orientation(Con *con);
/**
* Returns the container which will be focused next when the given container
* is not available anymore. Called in tree_close and con_move_to_workspace
* to properly restore focus.
*
*/
Con *con_next_focused(Con *con);
/**
* Get the next/previous container in the specified orientation. This may
* travel up until it finds a container with suitable orientation.
*
*/
Con *con_get_next(Con *con, char way, orientation_t orientation);
/**
* Returns the focused con inside this client, descending the tree as far as
* possible. This comes in handy when attaching a con to a workspace at the
* currently focused position, for example.
*
*/
Con *con_descend_focused(Con *con);
/**
* Returns the focused con inside this client, descending the tree as far as
* possible. This comes in handy when attaching a con to a workspace at the
* currently focused position, for example.
*
* Works like con_descend_focused but considers only tiling cons.
*
*/
Con *con_descend_tiling_focused(Con *con);
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/**
* Returns a "relative" Rect which contains the amount of pixels that need to
* be added to the original Rect to get the final position (obviously the
* amount of pixels for normal, 1pixel and borderless are different).
*
*/
Rect con_border_style_rect(Con *con);
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/**
* Use this function to get a containers border style. This is important
* because when inside a stack, the border style is always BS_NORMAL.
* For tabbed mode, the same applies, with one exception: when the container is
* borderless and the only element in the tabbed container, the border is not
* rendered.
*
* For children of a CT_DOCKAREA, the border style is always none.
*
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*/
int con_border_style(Con *con);
/**
* This function changes the layout of a given container. Use it to handle
* special cases like changing a whole workspace to stacked/tabbed (creates a
* new split container before).
*
*/
void con_set_layout(Con *con, int layout);
/**
* Determines the minimum size of the given con by looking at its children (for
* split/stacked/tabbed cons). Will be called when resizing floating cons
*
*/
Rect con_minimum_size(Con *con);
#endif